Question

(-2b+4)(6b^2-4b+2) multiplying

Answer 1

-12b^3 + 8b^2 - 4b + 24b^2 - 16b + 8

Hope this helps! Sorry I couldn't explain though :(

Answer 2

`( - 2b + 4)(6 {b}^(2) - 4b + 2) \\ \\ = - 12 {b}^(3) + 8 {b}^(2) - 4b + 24 {b}^(2) - 16b + 8 \\ \\ = - 12 {b}^(3) + 32 {b}^(2) - 20b + 8`

I hope I helped you^_^